diff --git a/Misc./rasterpython_eremias++/instructions.tcl b/Misc./rasterpython_eremias++/instructions.tcl
new file mode 100644
index 0000000..27beaad
--- /dev/null
+++ b/Misc./rasterpython_eremias++/instructions.tcl
@@ -0,0 +1,18 @@
+set instructions {
+    {syscall}
+    {sysret}
+    {sysexit}
+    {sysenter}
+    {leave}
+    {retf}
+    {retn}
+    {pause}
+    {hlt}
+    {lock}
+}
+
+    # {mov register immediate}
+    
+proc malformed_instruction {i} {
+    error [format "Instruction {%s} is malformed" [join $i ", "]]
+}